Yes, Nokia 7 Plus does have the headphone jack, which is located on the top panel of the phone.
No. Nokia 7 Plus does not have the Optical Image Stabilization but it does have Electronic Image Stabilization.
Yes, Nokia 7 Plus does have the bokeh mode in front camera.
Yes, Nokia 7 Plus does have the Corning Gorilla Glass 3 protection.
Great battery life, immersive display, solid design, and software at its purest, that's the Nokia 7 Plus for you.